Scientists are attempting to build exercise equipment to be used on future space flights.

Asharq Al Awsat The first time 5-year-old Calvin Owens went outside in more than a month, he met up with his canine friend Hadley on a hospital patio. Despite being tethered to equipment with wires ...

Some of the plants that make familiar landscapes recognizable may not survive by century's end as climate change becomes an increasingly important driver of species loss, according to scientists, ...